This paper presents an interferometric grating method(IGM) used in the measurementof strain field (E.
在这项研究中，首先在管接头结构表面制作了变形的载体──位相型干涉光栅，由结构表面产生的衍射光通过光学系统后形成新的干涉光栅，我们利用数字图像系统接收了逆相变前后各自的干涉图像。
On the basis of autocollimation principle,combining with grating interference principle, a new autocollimation interferometry method was put forward which can measure three-dimensional angular distortion.
以自准直原理基础,将光栅干涉原理引入,提出了一种能对船体三维变形测量的自准直干涉法。
Based on the principle of grating interferometry,a new method for topography measure-ment of curved surfaces using hologram interferometry is described.
基于光栅原理，提出一种可用于任意曲面形貌测量的全息光栅干涉的新方法，给出了光学原理实验系统，系统中采用氦氖激光为光源，反射型柱面全息衍射光栅为标准器，并用计算机软、硬件对光栅信号进行细分处理。
Since both the measuring range and the resolution of a traditional grating interferometer were difficult to be improved simultaneously, a grating interferometry based on a single long metrology grating was presented.
针对传统光栅干涉仪中测量范围和分辨率难以同时提高的问题,提出利用单根大长度、低线数光栅实现大量程、高分辨率位移测量的方法。
Through calibration,nano-repeatability error of grating interferometer mea.
提出了一种新型的激光衍射光栅干涉仪测量系统,以光栅衍射原理和偏振光学为理论基础,配合正交信号的解相位细分原理,使得该系统可以达到纳米级分辨率。
The principle and the method for producing concave gratings through incoherently illuminated grating interferometers are presented.
本文给出利用非相干照明光栅干涉仪制造凹面衍射光栅的基本原理和方法,并报告初步实验结果。
Grating diffraction interferometry for measuring film refractive index;
测量薄膜折射率的光栅衍射干涉方法
This grating interferometer uses grating as beam splitter, and behind the grating two beams interfere with each other.
本光栅干涉仪用光栅作为分束器,使双光束发生干涉。
Research on Key Technologies of Nanometer Displacement Measurement by Grating Interferometry
纳米光栅干涉位移测量关键技术的研究
Fabrication of Linear Diffraction Grating Interferometer System with High Accuracy;
高精度线性衍射光栅干涉仪系统的研制
Research on Micro Displacement Sensor Based on Phase Grating Interference
一种基于相位光栅干涉微位移传感器的研制
Vibrating Object Shape Measurement Base on a Grating Interferometer for Sinusoidal Phase-modulation
基于正弦相位调制的光栅干涉法测量振动物体面形的研究
Signal Processing to Grating Interference Strips Based on AC Modulation and Its Relazation with FPGA
基于交流调制的光栅干涉条纹信号处理及其FPGA实现
The light is resolved by prisms, gratings, or by an interferometer.
光线用棱镜、光栅或干涉仪分解。
Research on Grating Moire Fringe Interferometry and Its Application
光栅莫尔条纹干涉计量及其应用研究
Application of Michelson Interferometer in Ultrasonic Grating
迈克尔逊干涉仪在超声光栅中的应用
Low-coherence interferometric measurements of fiber bragg gratings dispersion
光纤布喇格光栅色散测量的低相干干涉方法
Research on Interferometric Fiber-Optic Bragg Grating Demodulation;
干涉法光纤光栅传感器解调技术的研究
Research on the Interference Nanosecond Laser Ablation of Micro-grating Structures on the Silicon Surface
硅表面微光栅结构的纳秒激光干涉刻蚀研究
Fiber grating sensor demodulation method based on polarization interference
基于偏振干涉的光纤光栅传感解调方法
Fiber grating wireless sensing network based on polarization interference
基于偏振干涉的光纤光栅无线传感网络系统
The Test Studys of Diffraction and Interferences in Three-dimensional Space;
三维空间单缝衍射、光栅衍射、双缝干涉和N缝干涉实验研究
If you put back the grating, the spectra reappear.
当你把栅格标再放入载物台，干涉光点又会呈现。
Mach-Zehnder Interferometers Based on Double Gratings
基于双光栅的马赫-曾德尔干涉仪的初步研制
Dual Resonance Interference of Cascaded LPG Inscribed in Photonic Crystal Fiber
光子晶体光纤中级联长周期光栅双谐振波长干涉的研究